Drilldown: Patents

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Patents > Inventor country : CA or MX or None

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Inventor country: (Click arrow to add another value)
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Supplementary to patent:
None (3244) ·   (7) · Patent CA-1910-131159 (4) · Patent CA-1878-8860 (3) · Patent US-1911-994106 (3) · Patent US-1911-1003885 (3) · Patent GB-1911-20722 (3) · Patent CA-1918-192493 (3) · Patent FR-1880-139386 (3) · Patent DE-1899-123884 (2) · 1 (2) · Patent CA-1918-196108 (2) · Patent CA-1917-183481 (2) · Patent CA-1909-126457 (2) · Patent BE-1913-253298 (2) · Patent US-1911-1109891 (2) · Patent FR-1900-299924 (2) · Patent US-1913-04-21 George Raymond Lawrence (2) · Patent US-1913-1118124 (2) · Patent FR-1881-143264 (2)
Patent agent:
None (3091) · Desnos (13) · Blétry aîné (11) · Armengaud jeune (10) · Dieuaide (8) · Chassevent (7) · Société Marillier et Robelet (6) · Haseltine, Lake & Co. (6) · Dumas (5) · Marks & Clerk (5) · Thirion (4) · Victor J. Evans (4) · Société Louis Gudman et Cie (4) · G. F. Redfern & Co. (4) · Casalonga (4) · Armengaud aîné (4) · Nauhardt (4) · Munn & Co. (4)
IPCs:
None (3244) · IPC B64C39/00 (13) · IPC B64C23/00 (8) · IPC B64C11/00 (7) · IPC B64C13/00 (7) · IPC B64C17/00 (6) · IPC B64B1/00 (6) · IPC B64C1/00 (6) · IPC B64C11/36 (5) · IPC B64C27/04 (4) · IPC B64C3/00 (4) · IPC B64C3/54 (3) · IPC B64C13/12 (3) · IPC B63H1/12 (3) · IPC B64B1/58 (3)
First filing:
Citations from after 1930:
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